Based on this product's specifications, here are some alternatives and similar models
Ceramic Oval Burr EXO EXO FREZ CERAMICZNY OWAL 6.0 mm YL (MPN 141046)
Summary description:
Ceramic oval burr by EXO, model EXO FREZ CERAMICZNY OWAL with 6.0 mm working diameter (MPN 141046, EAN 5906717446993). Designed for precision material removal, shaping and contouring in dental, manicure or light industrial applications where a ceramic cutting head is required. Provides wear-resistant cutting performance and is suited for rotary tools that accept this shank and diameter.